Miniature universal abrasive drilling and milling machine and grinding machine universal grinding table
The invention relates to a miniature universal abrasive drilling and milling machine and a grinding machine universal grinding table. At beginning, an abrasive drilling bit is arranged on an electricgrinding wheel by hands, the angle is not prone to grasping, through constant thinking and multiple t...
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Format: | Patent |
Sprache: | chi ; eng |
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